Exercise device



FIG. 1 is a perspective view of an exercise device showing my newdesign;

FIG. 2 is a front view thereof, with the side views and rear view beingthe same;

FIG. 3 is a top view thereof;

FIG. 4 is a perspective view of a second embodiment of an exercisedevice showing my new design;

FIG. 5 is a front view thereof, with the side views and rear view beingthe same;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The ornamental design for an exercise device, as shown and described.